Professional Summary:

• Over 14 years of experience on a large scale UNIX AIX, Linux, Solaris, HP-UX , WINDOWS NT/2003/XP/2008 and SAN/NAS Storage environments.
• Thorough understanding of fundamentals of AIX UNIX kernel, LVM and file system concepts.
• Experience in installation, configuration, tuning, security, backup, recovery and upgrades of IBM AIX on P-series servers.
• Extensive knowledge in installing AIX in LPAR environment on P-Series servers.
• Experience in installation and configuration of Virtual I/O Server VIOS 1.5. x 2.1.0.0 on LPARs.
• Expertise in doing NIM Installation on P-series servers for AIX 5.2/5.3/6.1 Operating Systems.
• Assist with architecture and design of LPARs, micropartioning, capped/uncapped resources, etc
• Experience in implementations using advanced AIX features such as DLPAR, memory and processor pools, VIO, etherchannel/link aggregation, Live partition mobility, Workload Partitioning, kernel tuning, etc.
• Troubleshooting, performance tuning and backup/recovery the AIX environment.
• Expertise in Planning, Installation, Configuration and Maintenance of IBM PowerHA V6.1.
• Configured HACMP 5.3 to monitor, Disaster recovery, detect and react to failure events, allowing the system to stay available during random, unexpected software problems and also configured to react to hundreds of system events.
• Implementation of Apache and Oracle Web Server on IBM P-series servers and its administration
• Migrated HACMP from 5.1 to 5.2 on IBM P595 servers on both development and production servers.
• Implementation and Administration of DHCP, NFS and NIS on AIX and automation of Jobs using crontab and scripts.
• Extensive experience in installing, upgrading, removing, verifying packages using installp utility on AIX OS for P- series servers.
• Handling the multiple priorities of the conflicting performance objectives of the different workloads and delivering the cost/time effective solutions.
• Experienced in Tivoli Storage Management, Managing LVM and File systems, SRC and Paging space management, restore and availability, Monitoring System / Network Performance and Send mail administration.
• Knowledge on websphere administration, TIBCO administration and clear case clear quest.
• Installed EMC powerpath, EMC control center, and EMC Navisphere and Veritas command central on IBM P series Servers.
• 24X7 on-call production support and troubleshooting problems related to IBM AIX P series servers like p670, p690, p520, p550, p570, p595, etc
• Knowledge and experience on installing, configuring, troubleshooting various components of DCE for AIX 5.3 OS.
• Experience on Sun hardware software and used jump start on solaris 9 10 installation.
• Installed configured Red Hat linux SuSE linux for IBM P-Series Servers and troubleshooting the LINUX OS issues.
• Used kickstart for installing Red Hat linux on various machines and experience on Linux LVM LVM2.
• Experience with upgrading and migrating linux systems and knowledge about virtualization on RHEL.
• Installed HP Open View agent Version 7.35, 7.37 on Windows and AIX servers and also installed DCE to run the RPC.
• Installed Bind view on UNIX and windows server for our application.
• Installed IBM Rational Functional Tool version 6.1.1 for our tester on windows PC for the Application testing and also for improving the performance of the application.
• Installed Control-M agent Version 6.3.01.400 to make the oracle and application job automatic on both windows and UNIX servers and troubleshoot the errors.
• Experience on Veritas Volume Manager VxVM 5.0 on AIX and cluster server VCS in Sun and Windows OS.
• Installed, maintain, and upgrade the CommVault Galaxy Simpana Veritas Net backup version 5.0, 6.0 and 6.5 on both UNIX and Windows Servers.
• Installed, configured and troubleshoot and upgraded HMC version for HMC.
• Wintel Tier 3 Team member tasked with administering and maintaining corporate IBM server infrastructure.
• Installed and troubleshoot Oracle 10.2 installation on both windows and UNIX servers.
• Skilled in replacement/repair/upgrade of software, hardware and firmware.
• Excellent knowledge in writing Shell Scripts C, SHELL, PERL, KORN to make the jobs automatic.
• Experienced in managing LPAR storage Area Networks SAN and Extensive experience in TCP/IP networking.
• Deploy the Application code on QA and production environment which was already test on Test, Training and development environments.
• Experience on administration, troubleshooting windows user account creation and maintenance for Wintel window OS running on Intel Microprocessor
• Knowledge on GPFS for high speed access to large volume of Application Data.
• Experience working with Enteprise class SAN storage arrays, FC HBA connectivity, etc.
• Working experience on .net framework, sql server 2000, asp.net, vb.net, java scripts, oracle, Visual Source Safe, etc.
• Experience on Kintana, Remedy, Siebel, HP Service Desk 4.5 and Service-now ticketing systems.
• Knowledge of ITIL concepts.
• Designed and hosted a website for a small IT consulting company.
• MCSD certified professional and also preparing for VIOS and HACMP certifications.
• Prepared various documents along with the screen shots for future references and maintenance of all servers.
• Experience on AIX with db2, oracle databases for SAP environment and troubleshoot database application issues.
• Provide on call support on a rotational basis for 24 7 Prod Non-Prod servers.
• Implementation and Administration of Windows NT 4.0, Windows 2000, Windows 2003 and its services like: DHCP, DNS, WINS, VPN, Terminal Services, RAS, Active Directory, Group Policy, IIS etc.

Professional Experience:

Confidential

SR. UNIX Engineer 24/7 Environments

• Installation, maintenance troubleshooting of Operating System AIX 5.3,6.1,7.1 on IBM P-series servers which includes P- 795, 770, 750, 740.
• Working on day-to-day tickets using HP Service Desk software and close it within SLA.
• Experience with Red Hat Enterprise Linux using kickstart installation method in IBM X series Dell Hardware.
• Install linux packages using YUM install.
• Troubleshoot maintain Solaris 10 OS with VCS.
• Installed IBM VIOS 2.2 on P-740 and built dual VIOS server using NPIV.
• Migrated IBM AIX OS from 5.3 to 6.1 and 7.1 using SMIT System Management Interface Tool .
• Migrated servers from P5 to P7 Hardware and built DR environment as well.
• Installed, Configured and migrated VERITAS Netbackup client software for backup.
• Installed, configured Control-M for job scheduling on all AIX servers.
• Used zabbix monitoring tool for alerting the System Administrators.
• Installed, configured and rekey Vormetric Encryption software as per the PCI Audit compliances.
• Apply quarterly patch all AIX servers and keep the servers with no Vulnerabilities for various audit.
• Enter the server details on Maximo ticketing system software for maintain the CMDB.
• Created documentation with screenshots and keep them up to date for patching, migration and building new servers.
• Storage migrated completed from Hitachi USP V to EMC Symmetric.
• 24X7 on-call production support on production UNIX environment.
• Trained offshore team and internship/fulltime employee on AIX UNIX administration.

Confidential

SR. UNIX Engineer 24/7 Environments

• Installation, maintenance troubleshooting of Operating System AIX 5.3,6.1,7.1 on IBM P-series servers which includes P- 795, 770, 750, 740.
• Working on day-to-day tickets using HP Service Desk software and close it within SLA.
• Installed IBM VIOS 2.2 on P-740 and built dual VIOS server using NPIV.
• Migrated IBM AIX OS from 5.3 to 6.1 and 7.1 using SMIT System Management Interface Tool .
• Installed HP Data Protector, Netbackup backup software, HP OM, HP openview , DDMI, ACF tool using HPSA Opsware
• Update the Ticket on TorQUE and close them within the SLA.
• Enter the server details on ESL software for maintain the CMDB. Etc
• Worked on Manhattan's Warehouse Management for Open Systems WMOS .

Confidential

Team Lead 24/7 Environments

• Installation and configuration of AIX Operating System 6.1 on IBM P750 P-series HS 22 blade server for new build using NIM server for 27 LPARs for SAP environment
• Build new NIM server for Dev QA and another NIM server for Production environment and admin over 1300 servers.
• Done Live Partition Mobility on POWER6 servers that allows a running LPAR to be relocated from one system to another which is similar to VMware VMotion.
• Created LPAR on P750 and installed AIX 6.1 on IBM blade servers.
• Installed Wily on AIX servers.
• System Administration on HP-UX over 40 boxes and migrated from hp-ux 10 to 11 version.
• Migrated AIX 5.3 to AIX 6.1 on over 30 servers using NIM server.
• Experience on system configuration, troubleshooting and performance tuning on os level.
• Upgraded the sddpcm mpio on bunch of server and migrated from sddpcm mpio to RDAC on few AIX servers
• Installed Red Hat Linux on hp blade and also added some memory cards.
• Upgrading the AIX 6.1 TL 01 to TL04 SP 03 on the development, test, QA and production servers.
• Installed, configured and troubleshoot PowerHA 6.1 and also upgrade to the service pack 2 on three 2node cluster.
• Worked on Bladelogic 8.1 for AIX, solaris and linux upgrade and also for patches.
• Migrated HACMP 5.4 to PowerHA 6.1 on the existing 2 node clusters.
• Document the cluster testing with without process monitoring for SAP environment.
• Upgraded the VIOS from 1.5.2.10 fixpack11.1 to 2.2.0.10 fixpack 24 using NIM server on dual VIOS environment.
• Upgraded HMC from various older version to 7.0.3.5 7.1.7.0
• Upgraded the firmware on various servers to the current release on IBM p series servers using HMC
• Allocate the LUN from IBM XIV storage and mapped them to newly created LPARs and dual VIOS servers and also increase the LUN size for filesystems growth also took snapshot on storage level.
• Upgraded to EMC powerpath from 4.5 to 5.3 on Dev, QA Production servers for VIOS migration.
• Configure all the UNIX servers for Legato backup and have a dedicated static route for backup IP address to take backup.
• Use to take mksysb, backupios for vios backup and also backup using TSM before doing any upgrades.
• Experience on Nagios monitoring tool for alerting the issue on the servers and also the System Administrators.
• Work on the tickets and updated / resolve the tickets with in the SLA and guide the offshore team.
• Installed, Configured IBM DB2 8.2 as per the client Application requirement.
• Installed backup software EMC LEGATO NetWorker 7.5.3 client on multiple AIX LPAR's for taking backup.
• Installed, configured maintained TSM 5.5 and 6.1 for building servers and also for taking sysbackup and also upgrade from one version to another on all the client machines on UNIX environment.
• Updated EMC Networker from 7.2.x to 7.5.x and installed on cluster servers as well.
• Installed, configure and troubleshoot veritas Netbackup 6.5.2 on AIX and also window servers.
• Installed, configured and troubleshoot CommVault Galaxy Simpana on all AIX UNIX servers.
• Installed, configured windows server 2003 using GHOST image and add/replace memory card on IBM x servers.
• Used Nagios monitoring tools and Remedy ticketing systems
• Installed autosys client on AIX servers for job automation.
• Worked on HEAT and Next Desk ticketing systems and update/close the tickets with in the SLA.
• Document all the new changes with appropriate screen shots for future references.
• 24X7 on-call production support on production UNIX environment.
• Trained onshore and offshore junior system administrator.
• Develop, maintain and cultivate relationships with internal clients.

Confidential

Team Lead for UNIX / AIX System Admin 24/7 Environments

• Installation and configuration of Operating System AIX 5.3 6.1 on IBM P-series for new build using NIM.
• Installed, configure, troubleshoot VIO Server for production support and QA2 environment.
• Administration for the user accounts on windows and UNIX servers AIX 5.3/6.1, SUN Solaris 8/9/10 over 300 users on 500 servers.
• Upgrade the firmware and also the memory to improve the performance.
• Installation and configuration of oracle RAC 10.2g on test, QA boxes and also in production boxes on windows and UNIX servers.
• Installed, configured also upgraded the HP OVO 7.35 from 7.14 and using HP alarm point for call out for any alerts or outage for both Windows and UNIX servers.
• Installation and configuration of Oracle Application Servers OAS 10.1.3 and also upgrade the patches on quarterly basis on test, QA boxes and also in production boxes on windows and UNIX servers.
• Helped on Code backup and roller over to newer version and support the DOMS application along with application team, MDOMS team and DBA.
• Using GHOST image, I built over 40 pods for DOMS project, add them to CORP, QA, and production domain and verify the application with the help of application team.
• Load the landbase for all the PODs in the entire environment. 2-panel, 3 panel, 4 panel, 8 panel 12 panel PODs
• Good knowledge and experience on LPAR, Micro Partioning, LVM, et.c
• Experience on system configuration, troubleshooting and performance tuning on os level
• Installed veritas netbackup 5.1 on development, test, QA and production servers on windows and UNIX servers and planning to upgrade to version 6.5 in the near future.
• Installed, configured and troubleshoot CommVault Galaxy on all AIX UNIX servers.
• Worked on taking backup's using master and media servers and validate them on windows 2003 servers, AIX 5.3 p series servers and also in sun solaris severs.
• Experience on Veritas Volume Manager VxVM 5.0 on AIX and cluster server VCS in Sun and Windows OS.
• System Administration on Linux 4.x/5.x. Migration and System deployment through kickstart.
• Calculated the storage space for the file systems and also for the netbackup storage.
• Experience on administration for VMWare ESX servers.
• Experience on NetApp Filers NAS for the new build and taking care of the existing IBM storages DS4200 DS 8000 and planning to move from SAN to NAS completely.
• Experience on HACMP 5.4 and system supervision cluster software, which is similar to IBM HACMP.
• Supporting VMware on windows and working with VIOS on IBM P series servers.
• Write script for operational and performance test for the new environment on UNIX and windows environment and also for taking mksysb on all the clients from NIM server.
• Performance analysis using nmon analyzer, vmstat, iostat, topas and tuning using commands like vmo, ioo, filemon, etc.
• Using HPSD HP Service Desk and Seibel for ticket systems Supporting the 24 7 production servers on call rotation basis three weeks once
• Training couple of internship/fulltime employee on AIX UNIX administration.

Confidential

Sr. AIX System Admin 24/7

Environments

• Installation, maintenance troubleshooting of Operating System AIX 4.3.3, 5.1, 5.2, 5.3 on IBM P-series servers which includes P- 550 , 570 and 595
• Working on day-to-day tickets using kintana software and close it within SLA.
• Installed IBM APAR's and has good knowledge experience on scripting.
• Migrated IBM AIX OS from 5.2 to 5.3 using SMIT System Management Interface Tool .
• Migrated IBM AIX 5.2 ML 07 to 09 on test and production servers.
• Installed DCE 3.2.0.0 on AIX 5.2 in order to install HP OVO 7.14
• Worked on RCA tickets and produce the report for the causes.
• Wrote scripts for Opsware tool for hp-ux, solaris, aix and linux OS.
• Experience on Veritas Volume Manager VxVM 5.0 on AIX and cluster server VCS in Sun and Windows OS
• Good knowledge on LPAR, Micro Partitioning, LVM, etc
• Working experience on HMC and documented on how to connect to the P-series servers.
• Experience on installation AIX OS using NIM and expert on LVM concepts.
• Installed, configured maintained TSM 5.5 for building servers and also for taking sysbackup on UNIX environment.
• Installed Red Hat Enterprise Linux RHEL 4 SuSE linux enterprise server 9 SLES9 on p series boxes using YaST and administration with AIX.
• Used HMC and VNC for installing the linux on p series boxes
• Experience in managing external IBM EMC storage in SAN environment.
• Experience on storage calculation for the new storage allocation on new server built.
• Migration of HACMP from 5.1 to 5.2 on test server and monitor the performance then migrated on p595 production servers.
• Creating VGs and LVs for the specified size in the kintana ticket.
• Experience on installation of HACMP 5.3 and knowledge on HACMP 5.4
• System Administration on HP-UX over 40 boxes and Linux on P series boxes.
• Worked on VIOS on test server and having good experience.
• Installation and upgrading the operating system and application level on LINUX servers.
• System administration on mixed AIX / LINUX environment and automate the jobs using crontab.
• Increasing and decreasing the file systems size according to the customer requirement.
• Diagnosis the hardware and software problem on AIX environment
• Worked on planning new IBM p series and installed AIX OS using NIM.
• Installed ECC, VCC, and powerpath for EMC storages and calculated the storage allocation for the new build servers.
• Installed Ssh and disabled telnet on AIX servers and knowledge on troubleshooting remote access.
• Experience on monitoring tools like vmstat, iostat, nmon, topas, etc
• Upgrade the memory, kernel and firmware on IBM p- series servers.
• Knowledge sharing with Offshore System Admin and helping them finishing their tkts within the SLA. Service level Agreement

Confidential

AIX System Administrator - 24/7

Environments

• Installation System Administration of AIX 5.1, 5.2 5.3 on P 630 P 650 servers.
• DNS , DHCP , NFS , NIS configuration with WSM SMIT for AIX 5.1 , 5.2 5.3
• Installing Maintenance Levels and updates the device drivers. Upgrade firmware on P series servers.
• Monitoring of Disk Memory Utilization on AIX UNIX and troubleshooting in AIX Environment 5.1 , 5.2 5.3
• Configuration of LVM on AIX UNIX 5.1, 5.2 5.3 and Knowledge of HMC LPAR.
• Configuration of EMC Clarrion Products on AIX Enviornement.
• Expertise in installing new software on AIX 4.3/5.2/5.3 Boxes, Upgrading the Maintenance Levels, Doing the Change Controls and installation of patches.
• Expertise in doing NIM Installation, DHCP installations on AIX 5.2/5.3.
• Expertise in installation, Configuration and Troubleshooting of High Availability Clusters HACMP 5.3
• Expertise in doing the FSCK on the corrupted file systems in AIX 4.3/5.3.
• Provided 24X7 supports on pager rotation basis remotely for all the stores.
• Installation/Administration of TCP/IP, NIS/NIS , NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client's requirement.
• Working on windows servers 2003 with VMware.
• Predefined and Customized Volume Group management on AIX and Performance Management Tuning for AIX /UNIX Kernel.
• Logical Volume Management LVM , Disk Management and Disk Replacement Strategy on AIX using SMIT.
• Managing cron jobs, batch processing and job scheduling and Experience on various Software installation and maintenance.
• Experience on Security, Disaster Recovery, users and groups administration and Networking service, performance, and resource monitoring and familiar with IBM Enterprise Storage Server ESS .
• System Administration on Linux on P series boxes, HP-UX, sun Solaris 8.
• Worked on blade center on JS 20 and done the Nortel switch configuration
• Knowledge of Installation, configuration and administration of mid range and high end servers in production and development environments.
• Excellent troubleshooting skills and hands on knowledge on AIX LINUX Operating Systems.

Confidential

UNIX Administrator - 24/7

Confidential

System Administrator - 24/7 Environments